private void Handle(IAcSession acSession, IMenuUpdateIo input, bool isCommand)
{
var acDomain = _set._acDomain;
var menuById = _set._menuById;
var menuRepository = acDomain.RetrieveRequiredService <IRepository <Menu, Guid> >();
MenuState bkState;
if (!acDomain.MenuSet.TryGetMenu(input.Id, out bkState))
{
throw new ValidationException("给定标识的菜单不存在" + input.Id);
}
Menu entity;
var stateChanged = false;
lock (Locker)
{
MenuState oldState;
if (!acDomain.MenuSet.TryGetMenu(input.Id, out oldState))
{
throw new ValidationException("给定标识的菜单不存在" + input.Id);
}
entity = menuRepository.GetByKey(input.Id);
if (entity == null)
{
throw new NotExistException();
}
entity.Update(input);
var newState = MenuState.Create(acDomain, entity);
stateChanged = newState != bkState;
if (stateChanged)
{
Update(newState);
}
if (isCommand)
{
try
{
menuRepository.Update(entity);
menuRepository.Context.Commit();
}
catch
{
if (stateChanged)
{
Update(bkState);
}
menuRepository.Context.Rollback();
throw;
}
}
}
if (isCommand && stateChanged)
{
acDomain.MessageDispatcher.DispatchMessage(new MenuUpdatedEvent(acSession, entity, input, isPrivate: true));
}
}
private void Init()
{
if (_initialized)
{
return;
}
lock (Locker)
{
if (_initialized)
{
return;
}
_acDomain.MessageDispatcher.DispatchMessage(new MemorySetInitingEvent(this));
_menuById.Clear();
var menus = _acDomain.RetrieveRequiredService <IOriginalHostStateReader>().GetAllMenus().OrderBy(a => a.SortCode);
foreach (var menu in menus)
{
_menuById.Add(menu.Id, MenuState.Create(_acDomain, menu));
}
_initialized = true;
_acDomain.MessageDispatcher.DispatchMessage(new MemorySetInitializedEvent(this));
}
}
private void Handle(IAcSession acSession, IMenuCreateIo input, bool isCommand)
{
var acDomain = _set._acDomain;
var menuById = _set._menuById;
var menuRepository = acDomain.RetrieveRequiredService <IRepository <Menu, Guid> >();
if (!input.Id.HasValue)
{
throw new ValidationException("标识是必须的");
}
MenuState menu;
if (acDomain.MenuSet.TryGetMenu(input.Id.Value, out menu))
{
throw new ValidationException("给定标识的实体已经存在" + input.Id);
}
if (input.ParentId.HasValue)
{
MenuState parentMenu;
if (!acDomain.MenuSet.TryGetMenu(input.ParentId.Value, out parentMenu))
{
throw new NotExistException("标识为" + input.ParentId.Value + "的父菜单不存在");
}
if (input.AppSystemId != parentMenu.AppSystemId)
{
throw new ValidationException("非法的数据，子菜单的应用系统必须和父菜单一致");
}
}
var entity = Menu.Create(input);
lock (Locker)
{
if (acDomain.MenuSet.TryGetMenu(input.Id.Value, out menu))
{
throw new ValidationException("给定标识的实体已经存在" + input.Id);
}
if (input.ParentId.HasValue)
{
MenuState parentMenu;
if (!acDomain.MenuSet.TryGetMenu(input.ParentId.Value, out parentMenu))
{
throw new NotExistException("标识为" + input.ParentId.Value + "的父菜单不存在");
}
}
var menuState = MenuState.Create(acDomain, entity);
if (!menuById.ContainsKey(entity.Id))
{
menuById.Add(entity.Id, menuState);
}
if (isCommand)
{
try
{
menuRepository.Add(entity);
menuRepository.Context.Commit();
}
catch
{
if (menuById.ContainsKey(entity.Id))
{
menuById.Remove(entity.Id);
}
menuRepository.Context.Rollback();
throw;
}
}
}
if (isCommand)
{
acDomain.MessageDispatcher.DispatchMessage(new MenuAddedEvent(acSession, entity, input, isPrivate: true));
}
}